Studies from _ led to the discovery of "dark energy."
A) the gravitational lensing by MACHOs
B) Cepheid variables in the Virgo Cluster
C) Type II supernovae in the Large Magellanic Cloud
D) Type I supernovae at very large redshifts
E) the COBE microwave ripples
Correct Answer:
Verified
Q72: Concerning dark energy, we do know
A) that
Q73: With a Hubble constant of 70 km/sec/Mpc,
Q74: If ▲o is less than one, then
A)
Q75: What is the meaning of a "closed"
Q76: The expansion rate of the universe is
A)
Q78: The discovery of the cosmic microwave background
Q79: Most of the deuterium formed right after
Q80: In the critical density universe now proposed,
Q81: The satellite most critical to the study
Q82: The 3 K background radiation represents
A) the
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